34 Back Flo Preventer

34, Back Flo Preventer, Dual Check Valve, Use At Drinking Water Supply Service Entrance Or Individual Outlets, For NonHealth Hazard Residential Water System Containment Continuous Pressure Applications, Install Vertically Or Horizontally, Temperature Range 33 To 180 Degrees Fahrenheit, Minimum Working Pressure 10 PSI To Maximum Working Pressure 150 PSI, BunaN Seals Stainless Steel Springs, Meets ASSE 1023 CSA B646, Wetted Surface Of This Product Contacted By Consumable Water Contains Less Than 14 Of 1 Percent Of Lead By Weight, Meets AB1953 California VT S152 Vermont Low Lead Restrictions